JP5631913B2 - 紫外線照射装置 - Google Patents
紫外線照射装置 Download PDFInfo
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- JP5631913B2 JP5631913B2 JP2012049741A JP2012049741A JP5631913B2 JP 5631913 B2 JP5631913 B2 JP 5631913B2 JP 2012049741 A JP2012049741 A JP 2012049741A JP 2012049741 A JP2012049741 A JP 2012049741A JP 5631913 B2 JP5631913 B2 JP 5631913B2
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- 238000009281 ultraviolet germicidal irradiation Methods 0.000 title 1
- 230000001681 protective effect Effects 0.000 claims description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 238000006243 chemical reaction Methods 0.000 claims description 28
- 230000000007 visual effect Effects 0.000 claims description 21
- 238000012544 monitoring process Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 4
- 230000007717 exclusion Effects 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 238000004659 sterilization and disinfection Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000004042 decolorization Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
- C02F1/325—Irradiation devices or lamp constructions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultraviolet radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/10—Apparatus features
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/322—Lamp arrangement
- C02F2201/3227—Units with two or more lamps
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/326—Lamp control systems
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Water Treatments (AREA)
Description
なお、
最大流量U=Qmax/Sd
固有振動数fn=(λ2)(2πL2)×(EI/(m+mw)) 1/2
固有値λ=3.1415、
断面二次モーメントI=π/64(Do4)
単位あたりの質量m=Sρs
単位当たりの排除マスmw=Swρw
円筒部断面積S=π(Do/2)2−(Din/2)2
保護管の内径Din=Do−2t
排除面積Sw=π(Do/2)2
で表され、
式中、Doは保護管の外径、Qmaxは最大流量、Sdは流路断面積、Eは保護管の材質のヤング率、Lは保護管の長さ、tは保護管の厚さ、ρsは保護管の材質(例:石英ガラス)の密度、及びρwは水密度を示す。
保護管の外径Do 0.036m
保護管の厚さt 0.003m
保護管の内径Din=Do−2t 0.03m
保護管の長さL 1m
材質 合成石英ガラス
保護管材質のヤング率E 70,000 N/mm2[MPa]
保護管の材質(例:石英ガラス)の密度ρs 2201kg/m3
円筒部断面積S=π(Do/2)2−(Din/2)2 0.000311018m2
単位あたりの質量m=Sρs 0.684549898kg/m
断面二次モーメントI=π/64(Do4) 4.26872×108m4
水密度ρw (290K, 0.1MPa条件)996.66kg/m3
排除面積Sw=π(Do/2)2 0.001017876m2
単位当たりの排除マスmw=Swρw 1.014476314kg/m
固有値λ=3.1415
固有振動数fn=(λ2)(2πL2)×(EI/(m+mw)) 1/2
65.87453578Hz
基準流量Q 0.578703704m2/s
最大流量Qmax 0.868055556m3/s
流路配管径d 0.8m
流路断面積Sd 0.502654825 m2
平均基準流速U=Qmax/Sd 1.151294438m/s
平均最大流速U 1.726941657m/s
換算流速(基準)Vr=U/(fn×Do) 0.485474405
換算流速(最大) 0.728211607
流路内保護管幅 0.8m
最小流路断面積Sd 0.473854825m2
平均基準流速Umax 1.221267936m/s
平均最大流速Umax 1.831901904m/s
換算流速(基準)Vr=U/(fn×Do) 0.514980621
換算流速(最大) 0.772470931
このようにして得られた基準流量Qの場合の換算流速VrはVr=U/(fn×Do)=0.485474405は1より小さく、また、最大流量Qmax時の換算流速VrのVr=U/(fn×Do)=0.514980621が1より小さいので実施例1は、式(1)を満足していることがわかる。
保護管の外径Do 0.036m
保護管の厚さt 0.003m
保護管の外径Do 0.036m
保護管の厚さt 0.003m
保護管の内径Din=Do−2t 0.03m
保護管の長さL 1m
材質 合成石英ガラス
保護管材質のヤング率E 70,000 N/mm2[MPa]
保護管の材質(例:石英ガラス)の密度ρs 2201kg/m3
円筒部断面積S=π(Do/2)2−(Din/2)2 0.000311018m2
単位あたりの質量m=Sρs 0.684549898kg/m
断面二次モーメントI=π/64(Do4) 4.26872×108m4
水密度ρw (290K, 0.1MPa条件)996.66kg/m3
排除面積Sw=π(Do/2)2 0.001017876m2
単位当たりの排除マスmw=Swρw 1.014476314kg/m
固有値λ=3.1415
固有振動数fn=(λ2)(2πL2)×(EI/(m+mw))1/2
65.87453578Hz
基準流量Q 0.578703704m2/s
最大流量Qmax 0.868055556m3/s
流路配管径d 0.45m
流路断面積Sd 0.159043128m2
平均基準流速U=Qmax/Sd 3.638658964m/s
平均最大流速U 5.457988446m/s
換算流速(基準)Vr=U/(fn×Do) 1.53433886
換算流速(最大)Vr 2.301508289
流路内保護管幅 0.45m
最小流路断面積Sd 0.142843128m2
平均基準流速Umax 4.051323374m/s
平均最大流速Umax 6.076985062m/s
換算流速(基準)Vr=U/(fn×Do) 1.708349957
換算流速(最大) 2.562524936
このようにして得られた基準流速時の換算流速Vr Vr=U/(fn×Do)=1.53433886は1より大きく、また、最大流速Qmax時の換算流速Vr=U/(fn×Do)=1.708349957が1より大きいので実施例1は、式(1)を満足していないため、水流などによる振動破断が生じ易いことがわかる。
Claims (6)
- 被処理水を導入するための導入口、及び処理後の被処理水を排出する排出口を有する反応槽と、
少なくとも両端が該反応槽内に固定された第1の保護管中に収容されて、該被処理水を紫外線照射処理に供するための第1の紫外線ランプと、
該第1保護管と平行して配置され、少なくとも両端が該反応槽に固定された第2の保護管中に収容されて、前面の受光部で該第1の紫外線ランプからの紫外線を検知する紫外線センサー、および前記第2の保護管中に、前記紫外線センサーの前面に対向して設けられ、該紫外線センサーの視野を制限する遮光板を備えた、紫外線の照射量を監視するための紫外線モニタとを具備することを特徴とする紫外線照射装置。 - 前記第2の保護管は、紫外線透過性を有することを特徴とする請求項1に記載の紫外線照射装置。
- 前記第2の保護管は、下記式(1)を満足する直径と厚さを有することを特徴とする請求項1または2に記載の紫外線照射装置。
換算流速(基準)Vr=U/(fn×Do)<1…(1)
なお、
平均基準流速U=Qmax/Sd
固有振動数fn=(λ2)(2πL2)×(EI/(m+mw))1/2
固有値λ=3.1415、
断面二次モーメントI=π/64(Do4)
単位あたりの質量m=Sρs
単位当たりの排除マスmw=Swρw
円筒部断面積S=π(Do/2)2−(Din/2)2
保護管の内径Din=Do−2t
排除面積Sw=π(Do/2)2
で表され、
式中、Doは保護管の外径、Qmaxは最大流速、Sdは流路断面積、Eは保護管の材質のヤング率、Lは保護管の長さ、tは保護管の厚さ、ρsは保護管の材質の密度、及びρwは水密度を示す。 - 前記紫外線センサーの視野の軸は、前記紫外線ランプの軸と平行であることを特徴とする請求項1に記載の紫外線照射装置。
- 少なくとも両端が前記反応槽内に固定された第3の保護管中に収容されて前記被処理水を紫外線照射処理に供するための第2の紫外線ランプをさらに含み、前記第2の保護管は、前記第1と前記第3の保護管との間に平行して配置されていることを特徴とする請求項1または2に記載の紫外線照射装置。
- 前記遮光板は前記紫外線センサの前面に対向する面に円筒形の反射防止部材をさらに含む請求項1に記載の紫外線照射装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012049741A JP5631913B2 (ja) | 2012-03-06 | 2012-03-06 | 紫外線照射装置 |
PCT/JP2013/051775 WO2013132918A1 (ja) | 2012-03-06 | 2013-01-28 | 紫外線照射装置 |
IN7506DEN2014 IN2014DN07506A (ja) | 2012-03-06 | 2013-01-28 | |
US14/479,091 US9725337B2 (en) | 2012-03-06 | 2014-09-05 | Ultraviolet irradiation apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012049741A JP5631913B2 (ja) | 2012-03-06 | 2012-03-06 | 紫外線照射装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013184094A JP2013184094A (ja) | 2013-09-19 |
JP5631913B2 true JP5631913B2 (ja) | 2014-11-26 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2012049741A Active JP5631913B2 (ja) | 2012-03-06 | 2012-03-06 | 紫外線照射装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9725337B2 (ja) |
JP (1) | JP5631913B2 (ja) |
IN (1) | IN2014DN07506A (ja) |
WO (1) | WO2013132918A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104761087A (zh) * | 2015-03-06 | 2015-07-08 | 中原特种车辆有限公司 | 一种模块化压裂返排液处理设备 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3683177A (en) * | 1970-06-30 | 1972-08-08 | Louis P Veloz | Sterilization of a fluid by ultraviolet radiation |
GB2136112B (en) * | 1983-02-23 | 1988-01-13 | Hanovia Ltd | Apparatus for monitoring the intensity of a uv source |
AU2184799A (en) | 1998-01-29 | 1999-08-16 | Nikon Corporation | Illumination meter and exposure system |
JPH11290848A (ja) * | 1998-04-08 | 1999-10-26 | Chiyoda Kohan Co Ltd | 濾過方法及び装置 |
JP2001343287A (ja) * | 2000-06-02 | 2001-12-14 | Fuji Xerox Co Ltd | 光学測定装置及びカラー画像形成装置 |
JP3881183B2 (ja) | 2001-03-13 | 2007-02-14 | 株式会社荏原製作所 | 紫外線照射装置 |
JP2004251754A (ja) * | 2003-02-20 | 2004-09-09 | Fuji Xerox Co Ltd | 紫外線センサー |
JP4168348B2 (ja) * | 2005-12-06 | 2008-10-22 | 千代田工販株式会社 | 紫外線照度測定装置、及び紫外線照射装置 |
JP2011050830A (ja) * | 2009-08-31 | 2011-03-17 | Toshiba Corp | 紫外線照射装置 |
JP5575078B2 (ja) * | 2011-09-15 | 2014-08-20 | 株式会社東芝 | 紫外線照射装置 |
US9499415B2 (en) * | 2014-08-14 | 2016-11-22 | Chiyoda Kohan Co., Ltd | Ultraviolet irradiation apparatus |
-
2012
- 2012-03-06 JP JP2012049741A patent/JP5631913B2/ja active Active
-
2013
- 2013-01-28 WO PCT/JP2013/051775 patent/WO2013132918A1/ja active Application Filing
- 2013-01-28 IN IN7506DEN2014 patent/IN2014DN07506A/en unknown
-
2014
- 2014-09-05 US US14/479,091 patent/US9725337B2/en active Active
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Publication number | Publication date |
---|---|
US20140374613A1 (en) | 2014-12-25 |
JP2013184094A (ja) | 2013-09-19 |
WO2013132918A1 (ja) | 2013-09-12 |
US9725337B2 (en) | 2017-08-08 |
IN2014DN07506A (ja) | 2015-04-24 |
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